Valdecoxib181695-72-7100 % similar Parecoxib198470-84-757 % similar Parecoxib sodium198470-85-855 % similar Benzenesulfonamide98-10-247 % similar 5-Methyl-3-phenylisoxazole-4-carboxylic acid1136-45-445 % similar 5-Methyl-3-phenylisoxazole-4-carbonyl chloride16883-16-245 % similar P-Toluenesulfonamide70-55-344 % similar 2-Bromo-1-(5-methyl-3-phenylisoxazol-4-yl)ethan-1-one104777-39-142 % similar Toluenesulfonamide1333-07-941 % similar 4-N-Butylbenzenesulfonamide1135-00-838 % similar 3-Amino-4-methylbenzenesulfonamide6274-28-838 % similar Sulfanilamide63-74-138 % similar 4-Methoxybenzenesulfonamide1129-26-637 % similar 4-Ethylbenzenesulfonamide138-38-537 % similar 4-Cyanobenzenesulfonamide3119-02-637 % similar 4-tert-Butylbenzenesulfonamide6292-59-737 % similar 4-Hydroxybenzenesulfonamide1576-43-837 % similar 4-Fluorobenzenesulfonamide402-46-037 % similar 4-Bromobenzenesulfonamide701-34-837 % similar 4-Chlorobenzenesulfonamide98-64-637 % similar